noun
: the stop in an optical instrument or the virtual image of the stop that determines the angular diameter of the bundle of rays traversing the instrument from a given point in the object space — compare exit pupil
noun
: the stop in an optical instrument or the virtual image of the stop that determines the angular diameter of the bundle of rays traversing the instrument from a given point in the object space — compare exit pupil
Webster's New International English Dictionary. Новый международный словарь английского языка Webster. 2012